Van Nguyen, M.D.
NPI 1922442557 · Hematology & Oncology Physician · Anaheim, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Van Nguyen, M.D. is a Hematology & Oncology Physician provider in Anaheim, CA (NPI 1922442557).
Provider details
- NPI number
- 1922442557
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A142745 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lenalidomide | 126 | 16 |
| Hydroxyurea | 78 | 23 |
| Abiraterone Acetate | 74 | — |
| Dexamethasone | 59 | 18 |
| Acyclovir | 53 | 17 |
| Filgrastim-Aafibrand: Nivestym | 36 | — |
| Prednisone | 36 | 14 |
| Ondansetron Hcl | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-25
- Last updated
- 2021-12-03
Frequently asked questions
- What is Van Nguyen's NPI number?
- Van Nguyen's National Provider Identifier (NPI) is 1922442557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Van Nguyen's specialty?
- Van Nguyen is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Van Nguyen located?
- Van Nguyen's practice location on file with NPPES is 3430 E La Palma Ave, Anaheim, CA 92806-2020.
- What is Van Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Van Nguyen is (714) 369-3656.
- Does Van Nguyen accept Medicare?
- Van Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Van Nguyen's NPI active?
- Yes — Van Nguyen's NPI (1922442557) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.